Home / 409,219.41-564,751.14-248,081.25

Finding the Fourth Proportional to 409,219.41, 564,751.14 and 248,081.25

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Solution

The fourth proportional to 409,219.41, 564,751.14 and 248,081.25 is: 342,369.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    409,219.41 : 564,751.14 = 248,081.25 : x
  2. Step 2: Convert to fraction form
    409,219.41/564,751.14 = 248,081.25/x
  3. Step 3: Cross multiply
    409,219.41x = 564,751.14 × 248,081.25
  4. Step 4: Simplify right side
    409,219.41x = 140,104,168,750.13
  5. Step 5: Solve for x
    x = 140,104,168,750.13/409,219.41
  6. Step 6: Final answer
    x = 342,369.31

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.